Lexmark 4036-304 manual Image unclear

Page 31

4036-304

Image unclear

	Cause	Relevant	Check	Action
	Cause	Unit	Check	Action
		Unit

	Lamp too	Lamp	Visual check	Replace CCD
	dark			optical unit.

	Dirt on	Calibration	Visual check	Clean the
	calibration	reference		flatbed glass
	reference	plate		with isopropyl
	plate			alcohol.

	Dirt on the	Mirrors	Visual check	Clean the
	mirrors			mirrors with
				isopropyl
				alcohol.

	Dirt on the	Lens	Visual check	Clean the lens
	lens			with isopropyl
				alcohol.

Problem Solving 2-13

Image 31

Contents X4500 Scanner 4036-304 4036-304 Edition May Table of Contents Index Norme di sicurezza Safety InformationSafety Information Consignes de SécuritéPautas de Seguridad SicherheitshinweiseInformaçõ es de Seguranç a Informació de Seguretat 4036-304 Product Description Service GuidelinesProduct Features Ease of Use OverviewNetwork Scanning Digital Copier and Full-function Fax MachineDuplex Scanning through the Auto Document Feeder ADF Scanner Product SpecificationsADF Mechanical Operation Theory of Operation System DescriptionFlatbed Operation Auto Document Feeder Operation External View Scanner Mechanism Overview and LocationsInternal Components Abbreviations 4036-304 Error Codes MFD Controller Errors Problem SolvingMFD Error 31 No hard drive Error 51 Not enough Scanner Errors 4036-304 Power does not come on TroubleshootingCCD Pcba Scan module does not move to lock positionPcba Scan module does not move to the home positionReading is not performed Scan module does not move to the flatbed positionLarge jitter Image does not appearReading position deviation Image unclear Frequent paper jam, double feed or skew Strange Sound Generated flatbedStrange sound generated ADF 4036-304 ADF Unit MaintenanceCleaning Cover and Glass Touch ScreenRemovals Parts Replacement Maintenance ToolsCCD Board Screws ADF Snap-in Pad Module Removal and Mounting ADF Cover Removal Document Cover RemovalADF Optical CCD Unit Removal ADF Unit Upper and Lower Unit Removal 4036-304 User Interface Removal 4036-304 4036-304 Upper Housing Removal 4036-304 Flatbed CCD Optical Unit Removal Remove the upper housing. Go to Upper Housing Removal on4036-304 Carriage Belt Pulley Assembly Removal Carriage Motor Assembly RemovalMFD Controller Cage Removal 4036-304 4036-304 4036-304 Remove the component you want from within the MFD cage Main Control Board Removal 4036-304 Main Scanner Board Connector LocationsMFD Controller Cage Low Voltage Power SupplyParts Catalog Assembly 1 Upper Scanner Asm Part Units Description Index Number Assembly 2 Lower Scanner Assembly 2 Lower Scanner Assembly 2 cont. Lower Scanner Assembly 2 cont. Lower Scanner 4036-304 Part Numbers Index4036-304